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Tue, 2 Jun 2026 19:44:31 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id RLn/FJ8yH2rgIAAAD6G6ig (envelope-from ); Tue, 02 Jun 2026 19:44:31 +0000 Date: Tue, 2 Jun 2026 20:44:29 +0100 From: Pedro Falcato To: Lorenzo Stoakes Cc: Lance Yang , Barry Song , "catalin.marinas@arm.com" , "will@kernel.org" , "tglx@kernel.org" , "mingo@redhat.com" , "bp@alien8.de" , "dave.hansen@linux.intel.com" , "x86@kernel.org" , "akpm@linux-foundation.org" , "david@kernel.org" , "willy@infradead.org" , "sj@kernel.org" , "kees@kernel.org" , "luizcap@redhat.com" , "zhangjiao2@cmss.chinamobile.com" , "kas@kernel.org" , "hpa@zytor.com" , "liam@infradead.org" , "vbabka@kernel.org" , "rppt@kernel.org" , "surenb@google.com" , "mhocko@suse.com" , "jack@suse.cz" , "riel@surriel.com" , "harry@kernel.org" , "jannh@google.com" , "jgg@ziepe.ca" , "jhubbard@nvidia.com" , "peterx@redhat.com" , "ziy@nvidia.com" , "baolin.wang@linux.alibaba.com" , "npache@redhat.com" , "ryan.roberts@arm.com" , "dev.jain@arm.com" , "xu.xin16@zte.com.cn" , "chengming.zhou@linux.dev" , "nao.horiguchi@gmail.com" , "matthew.brost@intel.com" , "joshua.hahnjy@gmail.com" , "rakie.kim@sk.com" , "byungchul@sk.com" , "gourry@gourry.net" , "ying.huang@linux.alibaba.com" , "apopple@nvidia.com" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-mm@kvack.org" , "damon@lists.linux.dev" , "shakeel.butt@linux.dev" , "ryncsn@gmail.com" , "jparsana@google.com" , "dvander@google.com" Subject: Re: [PATCH 0/15] mm: introduce ANON_VMA_LAZY for deferred anon_vma creation Message-ID: References: <99dfc4a50f3643a6bef6deaeccfcf115@honor.com> <2e9175ab-f9be-44c6-bf1a-a82aeed18f98@linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Rspamd-Action: no action X-Rspamd-Queue-Id: 810B52000F X-Rspam-User: X-Stat-Signature: gsygxg6gtk79ukhy11nhucijzip3436o X-Rspamd-Server: rspam08 X-HE-Tag: 1780429476-458487 X-HE-Meta: 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 Svzobh4O 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Jun 02, 2026 at 04:37:14PM +0100, Lorenzo Stoakes wrote: > On Tue, Jun 02, 2026 at 10:46:35AM +0800, Lance Yang wrote: > > > > > > On 2026/6/2 10:15, Barry Song wrote: > > > On Mon, Jun 1, 2026 at 9:46 AM wangtao wrote: > > > [...] > > > > > > > > You said discussion was welcome, yet when someone offered even a > > > > small comment, you refused to continue the discussion. > > > > > > > > If I had known you would be this inconsistent, I would not have > > > > replied to you in the first place. > > > > > > > > This will be my last reply to you. I will not respond again. > > > > > > > > > > Hi Tao, > > > > > > Please don't walk away from the linux-mm community. I read your > > > patchset and found it quite valuable. It not only reduces memory > > > overhead, but also eliminates rmap costs for exclusive folios. > > > > > > Since I'm not very confident discussing technical topics in English, > > > I wrote a blog post in Chinese about your patchset: > > > > > > https://mp.weixin.qq.com/s/k00tzhTl8HbL3k4G6ev4SA > > > > > > I have to admit that I found the implementation quite complex and > > > in need of significant improvement. However, I think the underlying > > > idea is very interesting and worth exploring further. > > > > > > I'm looking forward to seeing a v2 RFC with a cleaner and simpler > > > implementation while preserving the core concept. > > > > > > Regardless of whether it ultimately gets merged, I hope the discussion > > > can continue. > > > > Same here :) > > > > Tao, please don't let this thread get you down. No first RFC is > > perfect, and the idea still looks worth discussing :) > > > > Thanks for working on this! > > Guys, this isn't helpful. > > We aren't extending anon_vma, and I am working on replacing it, that's the > bottom line. > > I have presented compelling evidence suggesting this is AI generated. In > response I got more AI-generated nonsense. There's no trust, the code and > analysis are all wrong, end of discussion. 100% agree. I think plenty of technical/process/etc reasons as to why this idea/contribution is not mergeable have been listed. Overriding this with "keep it up!!!111!11!!" is not helpful. -- Pedro